export enum Type {
  Array = 'Array',
  Boolean = 'Boolean',
  ConceptUuid = 'ConceptUuid',
  Number = 'Number',
  Object = 'Object',
  String = 'String',
  UUID = 'UUID',
  PersonAttributeTypeUuid = 'PersonAttributeTypeUuid',
  PatientIdentifierTypeUuid = 'PatientIdentifierTypeUuid',
}

// Full-powered typing for Config and Schema trees depends on being able to
// have types like `string not "_default"`. There is an experimental PR
// for this feature, https://github.com/microsoft/TypeScript/pull/29317
// But it is not likely to be merged any time terribly soon. (Nov 11, 2020)
export interface ConfigSchema {
  [key: string]: ConfigSchema | ConfigValue;
  _type?: Type;
  _validators?: Array<Validator>;
  _elements?: ConfigSchema;
}

export interface Config {
  [moduleName: string]: { [key: string]: any };
}

export interface ConfigObject {
  [key: string]: any;
  /** Options that control when this extension is displayed  */
  'Display conditions'?: DisplayConditionsConfigObject;
  'Translation overrides'?: Record<string, Record<string, string>>;
}

export interface DisplayConditionsConfigObject {
  /** The privileges a user should have to see this extension */
  privileges?: string[];
  /** An expression to evaluate whether or not the user should see this extension */
  expression?: string;
  /** Whether to display this extension when connected to the server */
  online?: boolean;
  /** Whether to display this extension when not connected to the server */
  offline?: boolean;
}

export type ConfigValue = string | number | boolean | void | Array<any> | object;

export interface ExtensionSlotConfig {
  /** Additional extension IDs to assign to this slot, in addition to those `attach`ed in code. */
  add?: Array<string>;
  /** Extension IDs which were `attach`ed to the slot but which should not be assigned. */
  remove?: Array<string>;
  /** Overrides the default ordering of extensions. */
  order?: Array<string>;
  configure?: ExtensionSlotConfigureValueObject;
}

export interface ExtensionSlotConfigureValueObject {
  [key: string]: object;
}

export type ProvidedConfig = {
  source: string;
  config: Config;
};

export type ValidatorFunction = (value: any) => boolean;

export type Validator = (value: any) => void | string;